OPA4743UA/2K5G4 - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The OPA4743UA/2K5G4 is a high-speed, low-power operational amplifier designed for precision applications. It is commonly used in various electronic circuits where accurate amplification and signal conditioning are required.

Characteristics: - High speed: The OPA4743UA/2K5G4 offers a fast response time, making it suitable for applications that require quick signal processing. - Low power consumption: This operational amplifier is designed to operate efficiently with minimal power consumption, making it ideal for battery-powered devices. - Precision performance: With its high accuracy and low offset voltage, the OPA4743UA/2K5G4 ensures precise amplification and signal integrity. - Wide supply voltage range: It can operate from a single or dual power supply, accommodating different system requirements.

Package: The OPA4743UA/2K5G4 is available in a small outline package (SOIC) with 8 pins. This package provides ease of integration into various circuit designs.

Essence: The OPA4743UA/2K5G4 is an essential component in electronic systems that require reliable and accurate signal amplification and conditioning.

Packaging/Quantity: The OPA4743UA/2K5G4 is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: 500µV (max)
• Gain Bandwidth Product: 10MHz
• Slew Rate: 7V/µs
• Input Bias Current: 1nA (typ)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA4743UA/2K5G4 has the following pin configuration:

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| | -| V- | -| IN- | -| IN+ | -| V+ | -| OUT | -| NC | -| VCC+ | |__________| ```

Functional Features

1. High Gain: The OPA4743UA/2K5G4 offers a high open-loop gain, ensuring accurate amplification of input signals.
2. Low Noise: It exhibits low noise characteristics, making it suitable for applications that require minimal signal distortion.
3. Rail-to-Rail Output Swing: The operational amplifier provides an output voltage swing that reaches close to the supply rails, maximizing dynamic range.
4. Unity-Gain Stable: It remains stable even at unity-gain configurations, allowing for flexible circuit design options.
5. Wide Bandwidth: With a gain bandwidth product of 10MHz, the OPA4743UA/2K5G4 can handle a wide range of frequencies.

Advantages and Disadvantages

Advantages: - High-speed performance - Low power consumption - Precision amplification - Wide supply voltage range - Small package size for easy integration

Disadvantages: - Limited availability in certain regions - Relatively higher cost compared to some alternatives

Working Principles

The OPA4743UA/2K5G4 operates based on the principles of operational amplifiers. It utilizes differential inputs to amplify and condition input signals. The internal circuitry ensures accurate amplification with minimal distortion and offset voltage. By providing a stable and high-gain output, it enables precise signal processing in various electronic systems.

Detailed Application Field Plans

The OPA4743UA/2K5G4 finds applications in a wide range of fields, including: 1. Audio amplification and signal conditioning 2. Sensor signal conditioning 3. Data acquisition systems 4. Medical instrumentation 5. Industrial control systems 6. Communication equipment

Detailed and Complete Alternative Models

1. OPA4743UA/2K5G4: The specific model discussed in this entry.
2. OPA4743EA/2K5G4: Similar to the OPA4743UA/2K5G4, but with extended temperature range (-55°C to +125°C).
3. OPA4743PA/2K5G4: A lower-cost version with slightly reduced performance specifications.

These alternative models provide flexibility in choosing the most suitable operational amplifier based on specific application requirements.

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